1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes 2; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM 3; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM 4; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM 5; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM 6 7target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" 8 9define internal i32 @callee(i1 %C, i32* %P) { 10; IS__TUNIT_OPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn 11; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@callee 12; IS__TUNIT_OPM-SAME: (i1 noundef [[C:%.*]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) [[ATTR0:#.*]] { 13; IS__TUNIT_OPM-NEXT: br label [[F:%.*]] 14; IS__TUNIT_OPM: T: 15; IS__TUNIT_OPM-NEXT: unreachable 16; IS__TUNIT_OPM: F: 17; IS__TUNIT_OPM-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4 18; IS__TUNIT_OPM-NEXT: ret i32 [[X]] 19; 20; IS__TUNIT_NPM: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn 21; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@callee 22; IS__TUNIT_NPM-SAME: (i1 noundef [[C:%.*]], i32 [[TMP0:%.*]]) [[ATTR0:#.*]] { 23; IS__TUNIT_NPM-NEXT: [[P_PRIV:%.*]] = alloca i32, align 4 24; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[P_PRIV]], align 4 25; IS__TUNIT_NPM-NEXT: br label [[F:%.*]] 26; IS__TUNIT_NPM: T: 27; IS__TUNIT_NPM-NEXT: unreachable 28; IS__TUNIT_NPM: F: 29; IS__TUNIT_NPM-NEXT: [[X:%.*]] = load i32, i32* [[P_PRIV]], align 4 30; IS__TUNIT_NPM-NEXT: ret i32 [[X]] 31; 32; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn 33; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@callee 34; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) [[ATTR0:#.*]] { 35; IS__CGSCC_OPM-NEXT: br label [[F:%.*]] 36; IS__CGSCC_OPM: T: 37; IS__CGSCC_OPM-NEXT: unreachable 38; IS__CGSCC_OPM: F: 39; IS__CGSCC_OPM-NEXT: [[X:%.*]] = load i32, i32* [[P]], align 4 40; IS__CGSCC_OPM-NEXT: ret i32 [[X]] 41; 42; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn 43; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@callee 44; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]]) [[ATTR0:#.*]] { 45; IS__CGSCC_NPM-NEXT: [[P_PRIV:%.*]] = alloca i32, align 4 46; IS__CGSCC_NPM-NEXT: store i32 [[TMP0]], i32* [[P_PRIV]], align 4 47; IS__CGSCC_NPM-NEXT: br label [[F:%.*]] 48; IS__CGSCC_NPM: T: 49; IS__CGSCC_NPM-NEXT: unreachable 50; IS__CGSCC_NPM: F: 51; IS__CGSCC_NPM-NEXT: [[X:%.*]] = load i32, i32* [[P_PRIV]], align 4 52; IS__CGSCC_NPM-NEXT: ret i32 [[X]] 53; 54 br i1 %C, label %T, label %F 55 56T: ; preds = %0 57 ret i32 17 58 59F: ; preds = %0 60 %X = load i32, i32* %P ; <i32> [#uses=1] 61 ret i32 %X 62} 63 64define i32 @foo() { 65; IS__TUNIT_OPM: Function Attrs: nofree nosync nounwind readnone willreturn 66; IS__TUNIT_OPM-LABEL: define {{[^@]+}}@foo 67; IS__TUNIT_OPM-SAME: () [[ATTR1:#.*]] { 68; IS__TUNIT_OPM-NEXT: [[A:%.*]] = alloca i32, align 4 69; IS__TUNIT_OPM-NEXT: store i32 17, i32* [[A]], align 4 70; IS__TUNIT_OPM-NEXT: [[X:%.*]] = call i32 @callee(i1 noundef false, i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]]) [[ATTR2:#.*]] 71; IS__TUNIT_OPM-NEXT: ret i32 [[X]] 72; 73; IS__TUNIT_NPM: Function Attrs: nofree nosync nounwind readnone willreturn 74; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@foo 75; IS__TUNIT_NPM-SAME: () [[ATTR1:#.*]] { 76; IS__TUNIT_NPM-NEXT: [[A:%.*]] = alloca i32, align 4 77; IS__TUNIT_NPM-NEXT: store i32 17, i32* [[A]], align 4 78; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[A]], align 4 79; IS__TUNIT_NPM-NEXT: [[X:%.*]] = call i32 @callee(i1 noundef false, i32 [[TMP1]]) [[ATTR2:#.*]] 80; IS__TUNIT_NPM-NEXT: ret i32 [[X]] 81; 82; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn 83; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@foo 84; IS__CGSCC_OPM-SAME: () [[ATTR1:#.*]] { 85; IS__CGSCC_OPM-NEXT: [[A:%.*]] = alloca i32, align 4 86; IS__CGSCC_OPM-NEXT: store i32 17, i32* [[A]], align 4 87; IS__CGSCC_OPM-NEXT: [[X:%.*]] = call i32 @callee(i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]]) [[ATTR2:#.*]] 88; IS__CGSCC_OPM-NEXT: ret i32 [[X]] 89; 90; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn 91; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@foo 92; IS__CGSCC_NPM-SAME: () [[ATTR0]] { 93; IS__CGSCC_NPM-NEXT: [[A:%.*]] = alloca i32, align 4 94; IS__CGSCC_NPM-NEXT: store i32 17, i32* [[A]], align 4 95; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[A]], align 4 96; IS__CGSCC_NPM-NEXT: [[X:%.*]] = call i32 @callee(i32 [[TMP1]]) [[ATTR1:#.*]] 97; IS__CGSCC_NPM-NEXT: ret i32 [[X]] 98; 99 %A = alloca i32 ; <i32*> [#uses=2] 100 store i32 17, i32* %A 101 %X = call i32 @callee( i1 false, i32* %A ) ; <i32> [#uses=1] 102 ret i32 %X 103} 104 105